This is a discussion on [PATCH 1/3] memstick: automatically retrieve "INT" value from command response - Kernel ; From: Alex Dubov
MemoryStick storage cards, when in parallel mode, send several meaningful
bits of their "INT" register as part of command response. This data is
stored by host and can be used to spare invocation of "GET_INT" TPC on
...

MemoryStick storage cards, when in parallel mode, send several meaningful
bits of their "INT" register as part of command response. This data is
stored by host and can be used to spare invocation of "GET_INT" TPC on
each data page transferred between host and card.